{"id":15667926,"url":"https://github.com/rupurt/tif","last_synced_at":"2025-03-30T04:41:31.705Z","repository":{"id":191333448,"uuid":"684355780","full_name":"rupurt/tif","owner":"rupurt","description":"Lightning fast tabular diffs, patches and merges for larger than memory datasets","archived":false,"fork":false,"pushed_at":"2023-09-14T08:19:46.000Z","size":17,"stargazers_count":3,"open_issues_count":0,"forks_count":0,"subscribers_count":2,"default_branch":"main","last_synced_at":"2025-02-05T06:46:23.670Z","etag":null,"topics":["csv","diff","relational-model","table-diff","zig"],"latest_commit_sha":null,"homepage":"","language":"Zig","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"mit","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/rupurt.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2023-08-29T01:08:15.000Z","updated_at":"2024-12-02T01:18:30.000Z","dependencies_parsed_at":null,"dependency_job_id":"3a53de83-1a6c-44c3-b751-2385001ee53b","html_url":"https://github.com/rupurt/tif","commit_stats":{"total_commits":6,"total_committers":1,"mean_commits":6.0,"dds":0.0,"last_synced_commit":"390d3bdcb2890f3f1846ace25eea947ea777fb41"},"previous_names":["rupurt/diffz","rupurt/tif"],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/rupurt%2Ftif","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/rupurt%2Ftif/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/rupurt%2Ftif/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/rupurt%2Ftif/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/rupurt","download_url":"https://codeload.github.com/rupurt/tif/tar.gz/refs/heads/main","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":246277351,"owners_count":20751548,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["csv","diff","relational-model","table-diff","zig"],"created_at":"2024-10-03T14:05:51.736Z","updated_at":"2025-03-30T04:41:31.687Z","avatar_url":"https://github.com/rupurt.png","language":"Zig","funding_links":[],"categories":[],"sub_categories":[],"readme":"# Tif\n\nLightning fast tabular [diffs](./docs/DIFF.md), [patches](./docs/PATCH.md) and\n[merges](./docs/MERGE.md) for larger than memory datasets.\n\n## Usage\n\n```shell\ntif test/fixtures/people.csv test/fixtures/people_reverse.csv\n```\n\n```shell\ntif\n[-h] [-r \u003cREADBUFFER\u003e] [-c \u003cCOLBUFFER\u003e] [-m \u003cMAXCOLUMNS\u003e] \u003cPATH1\u003e \u003cPATH1\u003e\n```\n\n```shell\ntif -h\n    -h, --help\n            Display this help and exit.\n\n    -r, --readbuffer \u003cREADBUFFER\u003e\n            Number of bytes to use as a buffer. Default: 65536\n\n    -c, --colbuffer \u003cCOLBUFFER\u003e\n            Number of bytes to use as a column buffer. Default: 4096\n\n    -m, --maxcolumns \u003cMAXCOLUMNS\u003e\n            Maximum number of columns in a record. Default: 512\n\n    \u003cPATH1\u003e\n            The base path\n\n    \u003cPATH1\u003e\n            The path to compare\n```\n\n## How\n\n`tif` produces differences over datasets by generating a [literal](./docs/ARCHITECTURE.md#literal-layer),\n[logical](./docs/ARCHITECTURE.md#logical-layer) and [physical](./docs/ARCHITECTURE.md#physical-layer) layer\nfor the given inputs.\n\nDiffs are produced according to the [Daff tabular diff specification](http://paulfitz.github.io/daff-doc/spec.html).\n\n## Development\n\nThis project assumes you have already [installed nix](https://determinate.systems/posts/determinate-nix-installer)\n\n1. Start a Nix devshell\n\n```shell\nnix develop -c $SHELL\n```\n\n2. Build and run with the zig toolchain\n\n```shell\nzig build run -- test/fixtures/people.csv test/fixtures/people_reverse.csv\n```\n\n## License\n\n`tif` is released under the [MIT license](./LICENSE)\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Frupurt%2Ftif","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Frupurt%2Ftif","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Frupurt%2Ftif/lists"}